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#LyX 1.4.1 created this file. For more info see http://www.lyx.org/ |
#LyX 1.4.3 created this file. For more info see http://www.lyx.org/ |
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\lyxformat 245 |
\lyxformat 245 |
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\begin_document |
\begin_document |
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\begin_header |
\begin_header |
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\series bold |
\series bold |
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Plot |
Plot |
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\series default |
\series default |
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tool |
option |
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\begin_inset LatexCommand \index{tool, Plot} |
\begin_inset LatexCommand \index{tool, Plot} |
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\end_inset |
\end_inset |
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\end_inset |
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under the |
under the Display menu in the |
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\series bold |
\series bold |
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Display |
Browser |
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\series default |
\series default |
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button in the Browser window. |
window. |
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While not obvious, it turns out we can plot the arrays we produce when |
While not obvious, it turns out we can plot the arrays we produce when |
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we include instances of type |
we include instances of type |
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\family typewriter |
\family typewriter |
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\family typewriter |
\family typewriter |
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plot.a4l |
plot.a4l |
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\family default |
\family default |
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located in the ASCEND4 models directory which is distributed with ASCEND. |
located in the ASCEND |
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\family typewriter |
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models |
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\family default |
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directory which is distributed with ASCEND. |
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Figure |
Figure |
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\begin_inset LatexCommand \ref{fig:model3.plot.a4l} |
\begin_inset LatexCommand \ref{fig:model3.plot.a4l} |
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\noun off |
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is a print out of that file (but with line numbers added so we can reference |
is shows a distilled version of that file. |
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them here). |
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\end_layout |
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\begin_layout Standard |
\begin_layout Standard |
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\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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(* some lines removed here... |
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*) |
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\begin_layout LyX-Code |
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\begin_layout LyX-Code |
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(*=============================================================================* |
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\begin_layout LyX-Code |
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P L O T . |
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A 4 L |
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\begin_layout LyX-Code |
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--------------- |
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\begin_layout LyX-Code |
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AUTHOR:Ben Allan |
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\begin_layout LyX-Code |
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provoked by plot.lib by Peter Piela and Kirk A. |
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Abbott |
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\end_layout |
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\begin_layout LyX-Code |
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DATES:03/97 - Original code. |
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\end_layout |
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\begin_layout LyX-Code |
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CONTENTS: |
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\end_layout |
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\begin_layout LyX-Code |
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A parameterized plot library mostly compatible |
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\end_layout |
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\begin_layout LyX-Code |
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with plot.lib, but with variable graph titles. |
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\end_layout |
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\begin_layout LyX-Code |
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*) |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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MODEL plt_point( |
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\end_layout |
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\begin_layout LyX-Code |
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x WILL_BE real; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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y WILL_BE real; |
MODEL plt_point( |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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) REFINES pltmodel(); |
x WILL_BE real; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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END plt_point; |
y WILL_BE real; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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(***************************************************************) |
)REFINES pltmodel(); |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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MODEL plt_curve( |
END plt_point; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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npnts IS_A set OF integer_constant; |
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\end_layout |
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\begin_layout LyX-Code |
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y_data[npnts] WILL_BE real; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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x_data[npnts] WILL_BE real; |
MODEL plt_curve( |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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) REFINES pltmodel(); |
npnts IS_A set OF integer_constant; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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(* points of matching subscript will be plotted in order of |
y_data[npnts] WILL_BE real; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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* increasing subscript value. |
x_data[npnts] WILL_BE real; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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*) |
)REFINES pltmodel(); |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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legendIS_A symbol; (* mutable now! *) |
legendIS_A symbol; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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FOR i IN [npnts] CREATE |
FOR i IN [npnts] CREATE |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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pnt[i]IS_A plt_point(x_data[i],y_data[i]); |
pnt[i]IS_A plt_point(x_data[i],y_data[i]); |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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END FOR; |
END FOR; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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(***************************************************************) |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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curve_set IS_A set OF integer_constant; |
curve_set IS_A set OF integer_constant; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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curve[curve_set] WILL_BE plt_curve; |
curve[curve_set] WILL_BE plt_curve; |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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) REFINES pltmodel(); |
)REFINES pltmodel(); |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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title, XLabel, YLabel IS_A symbol; (* mutable now! *) |
title, XLabel, YLabel IS_A symbol; |
277 |
\end_layout |
\end_layout |
278 |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
280 |
Xlow IS_A real; |
Xlow IS_A real; |
281 |
\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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Ylow IS_A real; |
Ylow IS_A real; |
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\end_layout |
\end_layout |
286 |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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Xhigh IS_A real; |
Xhigh IS_A real; |
289 |
\end_layout |
\end_layout |
290 |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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Yhigh IS_A real; |
Yhigh IS_A real; |
293 |
\end_layout |
\end_layout |
294 |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
296 |
Xlog IS_A boolean; |
Xlog IS_A boolean; |
297 |
\end_layout |
\end_layout |
298 |
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299 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
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Ylog IS_A boolean; |
Ylog IS_A boolean; |
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\end_layout |
\end_layout |
302 |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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(***************************************************************) |
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\end_layout |
\end_layout |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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\end_layout |
\end_layout |
314 |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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curve_set IS_A set OF symbol_constant; |
curve_set IS_A set OF symbol_constant; |
317 |
\end_layout |
\end_layout |
318 |
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319 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
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curve[curve_set] WILL_BE plt_curve; |
curve[curve_set] WILL_BE plt_curve; |
321 |
\end_layout |
\end_layout |
322 |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
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) REFINES pltmodel(); |
)REFINES pltmodel(); |
325 |
\end_layout |
\end_layout |
326 |
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327 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
328 |
title, XLabel, YLabel IS_A symbol; (* mutable now! *) |
title, XLabel, YLabel IS_A symbol; (* mutable now! *) |
329 |
\end_layout |
\end_layout |
330 |
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331 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
332 |
Xlow IS_A real; |
Xlow IS_A real; |
333 |
\end_layout |
\end_layout |
334 |
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335 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
336 |
Ylow IS_A real; |
Ylow IS_A real; |
337 |
\end_layout |
\end_layout |
338 |
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339 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
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Xhigh IS_A real; |
Xhigh IS_A real; |
341 |
\end_layout |
\end_layout |
342 |
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343 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
344 |
Yhigh IS_A real; |
Yhigh IS_A real; |
345 |
\end_layout |
\end_layout |
346 |
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347 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
348 |
Xlog IS_A boolean; |
Xlog IS_A boolean; |
349 |
\end_layout |
\end_layout |
350 |
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351 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
352 |
Ylog IS_A boolean; |
Ylog IS_A boolean; |
353 |
\end_layout |
\end_layout |
354 |
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355 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
376 |
\end_layout |
\end_layout |
377 |
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378 |
\begin_layout Standard |
\begin_layout Standard |
379 |
As you can see, this file contains the two types we seek -- starting in |
As you can see, this file contains the two types we seek. |
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lines 59 and 71, respectively. |
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380 |
However, before we can use them, we do need to understand them. |
However, before we can use them, we do need to understand them. |
381 |
We are, so to speak, on the receiving end of the reusability issue. |
We are, so to speak, on the receiving end of the reusability issue. |
382 |
If you spend some time, you will find that you can decipher these model |
To make that less painful, we will examine how the above code works. |
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definitions. |
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To make that less painful, we will help you do so here. |
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383 |
If these models were better documented, they would be much less difficult |
If these models were better documented, they would be much less difficult |
384 |
to interpret. |
to interpret. |
385 |
In time we will add Notes to them to remedy this deficiency. |
In time we will add Notes to them to remedy this deficiency. |
600 |
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601 |
\noun default |
\noun default |
602 |
' |
' |
603 |
\noun off |
\family typewriter |
604 |
cmumodel |
cmumodel |
605 |
\noun default |
\family default |
606 |
' |
' |
607 |
\noun off |
\noun off |
608 |
is the parent model for all these models. |
is the parent model for all these models. |
654 |
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655 |
\begin_layout Standard |
\begin_layout Standard |
656 |
\begin_inset Marginal |
\begin_inset Marginal |
657 |
status open |
status collapsed |
658 |
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659 |
\begin_layout Standard |
\begin_layout Standard |
660 |
reasons for refinement |
reasons for refinement |
983 |
\end_layout |
\end_layout |
984 |
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985 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
986 |
METHOD default_self; |
METHOD default_self; |
987 |
\end_layout |
\end_layout |
988 |
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989 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
990 |
(* set the title for the plot and the labels |
(* set the title for the plot and the labels |
991 |
\end_layout |
\end_layout |
992 |
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\begin_layout LyX-Code |
\begin_layout LyX-Code |
994 |
for the ordinate and abscissa *) |
for the ordinate and abscissa *) |
995 |
\end_layout |
\end_layout |
996 |
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997 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
998 |
massVSratio.title := |
massVSratio.title := |
999 |
\end_layout |
\end_layout |
1000 |
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1001 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
1002 |
'Metal mass of the walls vs H to D ratio |
'Metal mass of the walls vs H to D ratio |
1003 |
\backslash |
\backslash |
1004 |
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1005 |
\end_layout |
\end_layout |
1006 |
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1007 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
1008 |
for a thin-walled cylindrical vessel'; |
for a thin-walled cylindrical vessel'; |
1009 |
\end_layout |
\end_layout |
1010 |
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1011 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
1012 |
massVSratio.XLabel := 'H to D ratio'; |
massVSratio.XLabel := 'H to D ratio'; |
1013 |
\end_layout |
\end_layout |
1014 |
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1015 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
1016 |
massVSratio.YLabel := 'metal mass IN kg/m^3'; |
massVSratio.YLabel := 'metal mass IN kg/m^3'; |
1017 |
\end_layout |
\end_layout |
1018 |
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1019 |
\begin_layout LyX-Code |
\begin_layout LyX-Code |
1020 |
END default_self; |
END default_self; |
1021 |
\end_layout |
\end_layout |
1022 |
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1023 |
\begin_layout Caption |
\begin_layout Caption |
1110 |
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1111 |
\begin_layout Standard |
\begin_layout Standard |
1112 |
\begin_inset Marginal |
\begin_inset Marginal |
1113 |
status open |
status collapsed |
1114 |
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1115 |
\begin_layout Standard |
\begin_layout Standard |
1116 |
compile a vessel |
compile a vessel |
1118 |
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1119 |
\end_inset |
\end_inset |
1120 |
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\end_layout |
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\begin_layout Standard |
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1121 |
Select and compile the vessel model. |
Select and compile the vessel model. |
1122 |
Give the simulation the name V. |
Give the simulation the name V. |
1123 |
Select the simulation V in the bottom pane of the Library window and use |
Select the simulation V in the bottom pane of the Library window and use |
1126 |
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1127 |
\begin_layout Standard |
\begin_layout Standard |
1128 |
\begin_inset Marginal |
\begin_inset Marginal |
1129 |
status open |
status collapsed |
1130 |
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1131 |
\begin_layout Standard |
\begin_layout Standard |
1132 |
solving the base case |
solving the base case |
1134 |
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1135 |
\end_inset |
\end_inset |
1136 |
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\end_layout |
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\begin_layout Standard |
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1137 |
In the Browser, place the mouse cursor over the upper left pane. |
In the Browser, place the mouse cursor over the upper left pane. |
1138 |
Use the right mouse button to run methods reset and values, then send the |
Use the right mouse button to run methods reset and values, then send the |
1139 |
model to the Solver by typing Alt-x s. |
model to the Solver by typing Alt-x s. |
1143 |
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1144 |
\begin_layout Standard |
\begin_layout Standard |
1145 |
\begin_inset Marginal |
\begin_inset Marginal |
1146 |
status open |
status collapsed |
1147 |
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1148 |
\begin_layout Standard |
\begin_layout Standard |
1149 |
graphical case study optimization |
graphical case study optimization |
1151 |
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1152 |
\end_inset |
\end_inset |
1153 |
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\end_layout |
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\begin_layout Standard |
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1154 |
We now know that it takes 535.7 kg of metal to make a 250 cubic foot vessel |
We now know that it takes 535.7 kg of metal to make a 250 cubic foot vessel |
1155 |
which is twice as high as it is broad. |
which is twice as high as it is broad. |
1156 |
Suppose that now we want to know the largest volume that this amount of |
Suppose that now we want to know the largest volume that this amount of |
1165 |
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1166 |
\begin_layout Standard |
\begin_layout Standard |
1167 |
\begin_inset Marginal |
\begin_inset Marginal |
1168 |
status open |
status collapsed |
1169 |
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1170 |
\begin_layout Standard |
\begin_layout Standard |
1171 |
script recorded so far |
script recorded so far |
1173 |
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1174 |
\end_inset |
\end_inset |
1175 |
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\end_layout |
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\begin_layout Standard |
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1176 |
Turn off the recording button on the Script window. |
Turn off the recording button on the Script window. |
1177 |
The recording should look something like |
The recording should look something like |
1178 |
\end_layout |
\end_layout |
1223 |
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1224 |
\begin_layout Standard |
\begin_layout Standard |
1225 |
\begin_inset Marginal |
\begin_inset Marginal |
1226 |
status open |
status collapsed |
1227 |
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1228 |
\begin_layout Standard |
\begin_layout Standard |
1229 |
configuring a case study |
configuring a case study |
1231 |
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1232 |
\end_inset |
\end_inset |
1233 |
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\end_layout |
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\begin_layout Standard |
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1234 |
The STUDY command takes a lot of arguments. |
The STUDY command takes a lot of arguments. |
1235 |
Well explain them all momentarily, but should you forget them simply enter |
Well explain them all momentarily, but should you forget them simply enter |
1236 |
the command STUDY without arguments in the ASCEND Console window or xterm |
the command STUDY without arguments in the ASCEND Console window or xterm |
1509 |
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1510 |
\begin_layout Standard |
\begin_layout Standard |
1511 |
\begin_inset Marginal |
\begin_inset Marginal |
1512 |
status open |
status collapsed |
1513 |
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1514 |
\begin_layout Standard |
\begin_layout Standard |
1515 |
variable list |
variable list |
1517 |
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1518 |
\end_inset |
\end_inset |
1519 |
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\end_layout |
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\begin_layout Standard |
|
1520 |
We now turn to the details of the STUDY statement. |
We now turn to the details of the STUDY statement. |
1521 |
As we saw in Section 4.2.2.1, any number of variables to be monitored can |
As we saw in Section 4.2.2.1, any number of variables to be monitored can |
1522 |
follow the STUDY keyword. |
follow the STUDY keyword. |
1525 |
|
|
1526 |
\begin_layout Standard |
\begin_layout Standard |
1527 |
\begin_inset Marginal |
\begin_inset Marginal |
1528 |
status open |
status collapsed |
1529 |
|
|
1530 |
\begin_layout Standard |
\begin_layout Standard |
1531 |
IN clause |
IN clause |
1533 |
|
|
1534 |
\end_inset |
\end_inset |
1535 |
|
|
|
|
|
|
\end_layout |
|
|
|
|
|
\begin_layout Standard |
|
1536 |
The IN clause specifies which part of a simulation is to be sent to the |
The IN clause specifies which part of a simulation is to be sent to the |
1537 |
Solver; a small part of a much larger model can be studied if you so desire. |
Solver; a small part of a much larger model can be studied if you so desire. |
1538 |
All the variable and parameter names that follow the STUDY keyword and |
All the variable and parameter names that follow the STUDY keyword and |
1542 |
|
|
1543 |
\begin_layout Standard |
\begin_layout Standard |
1544 |
\begin_inset Marginal |
\begin_inset Marginal |
1545 |
status open |
status collapsed |
1546 |
|
|
1547 |
\begin_layout Standard |
\begin_layout Standard |
1548 |
parameter list |
parameter list |
1550 |
|
|
1551 |
\end_inset |
\end_inset |
1552 |
|
|
|
|
|
|
\end_layout |
|
|
|
|
|
\begin_layout Standard |
|
1553 |
The VARYING clauses is a list of lists. |
The VARYING clauses is a list of lists. |
1554 |
Each inner list gives the name of the parameter to vary followed by its |
Each inner list gives the name of the parameter to vary followed by its |
1555 |
list of values. |
list of values. |
1561 |
|
|
1562 |
\begin_layout Standard |
\begin_layout Standard |
1563 |
\begin_inset Marginal |
\begin_inset Marginal |
1564 |
status open |
status collapsed |
1565 |
|
|
1566 |
\begin_layout Standard |
\begin_layout Standard |
1567 |
solver name |
solver name |
1569 |
|
|
1570 |
\end_inset |
\end_inset |
1571 |
|
|
|
|
|
|
\end_layout |
|
|
|
|
|
\begin_layout Standard |
|
1572 |
The solver named in the USING clause is invoked on each case. |
The solver named in the USING clause is invoked on each case. |
1573 |
The solver may be any of the algebraic solvers or optimizers, but the integrato |
The solver may be any of the algebraic solvers or optimizers, but the integrato |
1574 |
rs (e.g. |
rs (e.g. |
1578 |
|
|
1579 |
\begin_layout Standard |
\begin_layout Standard |
1580 |
\begin_inset Marginal |
\begin_inset Marginal |
1581 |
status open |
status collapsed |
1582 |
|
|
1583 |
\begin_layout Standard |
\begin_layout Standard |
1584 |
data file name |
data file name |
1586 |
|
|
1587 |
\end_inset |
\end_inset |
1588 |
|
|
|
|
|
|
\end_layout |
|
|
|
|
|
\begin_layout Standard |
|
1589 |
The case data are stored in the file name which appears in the OUTFILE clause. |
The case data are stored in the file name which appears in the OUTFILE clause. |
1590 |
By default, this file is overwritten when a STUDY is started, so if you |
By default, this file is overwritten when a STUDY is started, so if you |
1591 |
want multiple result files, use separate file names. |
want multiple result files, use separate file names. |
1593 |
|
|
1594 |
\begin_layout Standard |
\begin_layout Standard |
1595 |
\begin_inset Marginal |
\begin_inset Marginal |
1596 |
status open |
status collapsed |
1597 |
|
|
1598 |
\begin_layout Standard |
\begin_layout Standard |
1599 |
error handling |
error handling |
1601 |
|
|
1602 |
\end_inset |
\end_inset |
1603 |
|
|
|
|
|
|
\end_layout |
|
|
|
|
|
\begin_layout Standard |
|
1604 |
When the solver fails to converge or encounters an error, the STUDY can |
When the solver fails to converge or encounters an error, the STUDY can |
1605 |
either ignore it (ERROR IGNORE) and go on to the next case, warn you (ERROR |
either ignore it (ERROR IGNORE) and go on to the next case, warn you (ERROR |
1606 |
WARN) and go on to the next case, or stop (ERROR STOP). |
WARN) and go on to the next case, or stop (ERROR STOP). |